光发射度 [光] luminous emittance
光出射度 luminous exitance
光散射光度计 light scattering photometer
光电发射管光度计 [光] photoemissive tube photometer
反射式光度计 baffled photometer ; reflection photometer ; [光] reflectance photometer
散射光度计 light scattering photometer
散射光浊度计 scattering turbidimeter
光谱辐射亮度 spectral radiance
发射火焰光度法 [分化] emission flame photometry
光谱辐射照度标准灯 [电] spectral radiant illuminance standard lamp
介绍一种根据出射光平行度要求计算斜方棱镜面形误差的方法。
A calculation method to calculate the surface shape error of rhombic prism according to parallelism demand of emergent beam is introduced.
研究表明，所制备的体散射导光板样品的出射光主要分布在偏离出光面法线一定角度的方向上，具有良好的光学均匀度。
The results show that the output light mainly distributes in deviation from the normal of LGP at certain angle direction and a good uniformity of intensity can be achieved.
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